## Reading layer `result_Simplify' from data source
## `/Users/heyaojinghuang/Desktop/results_building/result_Simplify.shp'
## using driver `ESRI Shapefile'
## Simple feature collection with 30005 features and 33 fields
## Geometry type: MULTIPOLYGON
## Dimension: XY
## Bounding box: xmin: -122.5147 ymin: 37.70811 xmax: -122.3588 ymax: 37.83225
## CRS: NA